HardKorr's 20A AC Chargers make charging your batteries from mains/AC power easy. Built for campers and 4x4ers, this 20A AC battery charger delivers reliable charging for 12V deep cycle batteries. Simple to operate, it supports AGM, Gel, Wet, Calcium and Lithium chemistries, making it ideal for camping, workshop, garage and everyday power setups.
Features intelligent 3-stage charging technology that optimizes battery health and extends lifespan. The automatic float mode prevents overcharging, while the compact design fits easily into caravans, vehicles, and storage spaces. Suitable for both leisure and professional use, this charger is a reliable addition to any off-grid or backup power system.
The ideal companion for your battery box
The perfect companion for your battery box, this 20A 3-stage charger delivers reliable and efficient charging to keep your power system ready for your next adventure. Designed to help maintain battery health while providing dependable performance, it’s ideal for keeping your battery topped up between trips or recharging after a weekend away. Compact, easy to use, and built for everyday convenience, this charger makes powering up your setup simple and stress-free.
Charge your batteries from home
Our 20A AC Chargers make charging your batteries from mains/AC power easy. Built for campers and 4x4ers, this 20A AC battery charger delivers reliable charging for 12V deep cycle batteries. Simple to operate, it supports AGM, Gel, Wet, Calcium and Lithium chemistries, making it ideal for camping, workshop, garage and everyday power setups.
Features intelligent 3-stage charging technology that optimizes battery health and extends lifespan. The automatic float mode prevents overcharging, while the compact design fits easily into caravans, vehicles, and storage spaces. Suitable for both leisure and professional use, this charger is a reliable addition to any off-grid or backup power system.
Specifications:
| Rated input |
180–260V AC |
| Rated output (Bulk) |
20A, 14.4V ± 0.15V (LiFePO₄) |
| Rated output (Float) |
13.6V ± 0.15V (LiFePO₄) |
| Compatibility |
LiFePO₄, AGM, Calcium, Std, Gel |
| Efficiency |
~85% (@ 230V) |
| Protections |
Reverse polarity, over-voltage, over-temp., short-circuit |
| Dimensions (mm) |
226 (L) x 182 (W) x 87mm (H) |
In the Box:
1x 20A battery charger
2x 6mm² x 50cm M8 ring terminal to 50A Anderson-style adaptor cable
1x 80cm 10A C13 240V AC power cable
